Fairbank, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fairbank, a city in Buchanan County, Iowa.
This Afternoon
74°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a high near 74. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.
7-day forecast for Fairbank
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Showers And Thunderstorms Likely | 5 to 10 mph SW | 66% |
| Tonight | 59°F | Showers And Thunderstorms Likely | 5 to 15 mph N | 55% |
| Sunday | 66°F | Chance Rain Showers | 15 mph NE | 34% |
| Sunday Night | 53°F | Cloudy then Chance Rain Showers | 15 mph NE | 38% |
| Monday | 61°F | Rain Showers Likely | 15 mph NE | 63% |
| Monday Night | 49°F | Rain Showers Likely | 10 to 15 mph NE | 63% |
| Tuesday | 60°F | Chance Rain Showers then Partly Sunny | 10 to 15 mph NE | 40% |
| Tuesday Night | 46°F | Partly Cloudy | 5 to 10 mph NE | 4% |
| Wednesday | 64°F | Mostly Sunny | 5 to 10 mph NE | 1% |
| Wednesday Night | 50°F | Partly Cloudy | 5 mph E | 3% |
| Thursday | 66°F | Partly Sunny | 5 mph E | 12% |
| Thursday Night | 54°F | Slight Chance Rain Showers | 0 to 5 mph E | 20% |
| Friday | 69°F | Partly Sunny | 5 mph E | 14% |
| Friday Night | 55°F | Partly Cloudy | 5 mph E | 10% |
Forecast source: National Weather Service (api.weather.gov) for Fairbank (42.640, -92.048). Updated through the day.
Growing snapshot for Fairbank
Last spring frost
Apr 30
First fall frost
Oct 9
Growing season
163 days
Hardiness zone
5a
More local growing data for Fairbank: nearby ZIP 50629 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Oelwein 2 S, Ia (8.1 mi from Fairbank). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.